From 7cdfe51f30965a365e3e7c829396a56e2a7e5141 Mon Sep 17 00:00:00 2001 From: Konstantin Belousov Date: Thu, 13 Apr 2023 07:47:23 +0300 Subject: [PATCH] rtld: fixes for handling of the grouped options Do not terminate scanning group when 'd' is encountered. The 'b' option must be last in the group, same as 'f'. Reviewed by: markj Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D39544 --- libexec/rtld-elf/rtld.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/libexec/rtld-elf/rtld.c b/libexec/rtld-elf/rtld.c index 0d2a2b6b4c24..ea56ade960d9 100644 --- a/libexec/rtld-elf/rtld.c +++ b/libexec/rtld-elf/rtld.c @@ -6029,13 +6029,16 @@ parse_args(char* argv[], int argc, bool *use_pathp, int *fdp, _rtld_error("Both -b and -f specified"); rtld_die(); } + if (j != arglen - 1) { + _rtld_error("Invalid options: %s", arg); + rtld_die(); + } i++; *argv0 = argv[i]; seen_b = true; break; } else if (opt == 'd') { *dir_ignore = true; - break; } else if (opt == 'f') { if (seen_b) { _rtld_error("Both -b and -f specified"); @@ -6050,7 +6053,8 @@ parse_args(char* argv[], int argc, bool *use_pathp, int *fdp, * name but the descriptor is what * will actually be executed). * - * -f must be the last option in, e.g., -abcf. + * -f must be the last option in the + * group, e.g., -abcf . */ if (j != arglen - 1) { _rtld_error("Invalid options: %s", arg);